<template>
  <div>
    <el-breadcrumb separator="/">
      <el-breadcrumb-item :to="{ path: '/home' }">首页</el-breadcrumb-item>
      <el-breadcrumb-item><a href="/">用户管理</a></el-breadcrumb-item>
      <el-breadcrumb-item>用户列表</el-breadcrumb-item>
    </el-breadcrumb>
    <el-card>
      <el-row :gutter="20">
        <el-col :span="8">
          <el-input
            v-model="queryInfo.query"
            placeholder="请输入内容"
            clearable
            @clear="getUserList"
          >
            <el-button
              slot="append"
              icon="el-icon-search"
              @click="getUserList"
            ></el-button> </el-input
        ></el-col>
        <el-col :span="4">
          <el-button type="primary" @click="dialogVisible = true"
            >添加用户</el-button
          >
        </el-col>
      </el-row>
      <!-- 用户列表区 -->
      <el-table :data="userList" border stripe>
        <el-table-column type="index" label="#"></el-table-column>
        <el-table-column label="姓名" prop="username"></el-table-column>
        <el-table-column label="邮箱" prop="email"></el-table-column>
        <el-table-column label="电话" prop="mobile"></el-table-column>
        <el-table-column label="角色" prop="role_name"></el-table-column>
        <el-table-column label="状态">
          <template slot-scope="scope">
            <el-switch
              v-model="scope.row.mg_state"
              @change="userStateChange(scope.row)"
            >
            </el-switch>
          </template>
        </el-table-column>
        <el-table-column label="操作" width="180px">
          <template slot-scope="scope">
            <!-- 修改按钮 -->
            <el-button
              type="primary"
              icon="el-icon-edit"
              size="mini"
              @click="showEditDialog(scope.row.id)"
            ></el-button>
            <!-- 删除 -->
            <el-button
              type="danger"
              icon="el-icon-delete"
              size="mini"
              @click="open(scope.row.id)"
            ></el-button>
            <!-- 分配角色 -->
            <el-tooltip
              content="分配角色"
              placement="top"
              effect="dark"
              :enterrable="false"
            >
              <el-button
                type="warning"
                icon="el-icon-setting"
                size="mini"
                @click="setRole(scope.row)"
              ></el-button>
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
      <!-- 分页区域 -->
      <el-pagination
        @size-change="handleSizeChange"
        @current-change="handleCurrentChange"
        :current-page="queryInfo.pagenum"
        :page-sizes="[1, 2, 5, 10]"
        :page-size="queryInfo.pagesize"
        layout="total, sizes, prev, pager, next, jumper"
        :total="total"
      >
        <!-- 添加用户 -->
      </el-pagination>
      <el-dialog
        title="添加用户"
        :visible.sync="dialogVisible"
        width="30%"
        @close="addDialogClose"
      >
        <el-form
          :model="ruleForm"
          :rules="rules"
          ref="ruleForm"
          label-width="100px"
        >
          <el-form-item label="用户名" prop="username">
            <el-input v-model="ruleForm.username"></el-input>
          </el-form-item>
          <el-form-item label="密码" prop="password">
            <el-input v-model="ruleForm.password"></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="ruleForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机号 " prop="mobile">
            <el-input v-model="ruleForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="dialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="addUser">确 定</el-button>
        </span>
      </el-dialog>
      <!-- 修改用户 -->
      <el-dialog title="修改用户" :visible.sync="editDialogVisible" width="50%">
        <el-form
          :model="editForm"
          :rules="editFormRules"
          ref="editFormRef"
          label-width="100px"
          @close="editDialogClosed"
        >
          <el-form-item label="用户名">
            <el-input v-model="editForm.username" disabled></el-input>
          </el-form-item>
          <el-form-item label="邮箱" prop="email">
            <el-input v-model="editForm.email"></el-input>
          </el-form-item>
          <el-form-item label="手机号" prop="mobile">
            <el-input v-model="editForm.mobile"></el-input>
          </el-form-item>
        </el-form>
        <span slot="footer" class="dialog-footer">
          <el-button @click="editDialogVisible = false">取 消</el-button>
          <el-button type="primary" @click="editUserInfo">确 定</el-button>
        </span>
      </el-dialog>
    </el-card>
    <!-- 分配角色 -->
    <el-dialog
      @close="setRoleDIalogClosed"
      title="提示"
      :visible.sync="setRoledialogVisible"
      width="50%"
    >
      <div>
        <p>当前的用户:{{ userinfo.username }}</p>
        <p>当前的角色:{{ userinfo.role_name }}</p>
        <p>
          分配新角色:

          <el-select v-model="selectedRoleId" placeholder="请选择">
            <el-option
              v-for="item in roleList"
              :key="item.id"
              :label="item.roleName"
              :value="item.id"
            >
            </el-option>
          </el-select>
        </p>
      </div>
      <span slot="footer" class="dialog-footer">
        <el-button @click="setRoledialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="saveRoleInfo">确 定</el-button>
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  name: "Users",
  data() {
    return {
      //获取用户列表参数
      queryInfo: {
        query: "",
        pagenum: 1,
        pagesize: 2,
      },
      userList: [],
      total: 0,
      dialogVisible: false,
      editDialogVisible: false,
      setRoledialogVisible: false,
      ruleForm: {
        username: "",
        password: "",
        email: "",
        mobile: "",
      },
      rules: {
        username: [
          { required: true, message: "请输入用户名", trigger: "blur" },
          {
            min: 3,
            max: 10,
            message: "长度在 3 到 10 个字符",
            trigger: "blur",
          },
        ],
        password: [
          { required: true, message: "请输入密码", trigger: "blur" },
          {
            min: 6,
            max: 15,
            message: "长度在 6 到 15 个字符",
            trigger: "blur",
          },
        ],
        email: [{ required: true, message: "请输入邮箱", trigger: "blur" }],
        mobile: [{ required: true, message: "请输入手机号", trigger: "blur" }],
      },
      editForm: {},
      editFormRules: {
        email: [
          { required: true, message: "请输入邮箱", trigger: "blur" },
          {
            pattern:
              /^[a-z]([a-z0-9]*[-_]?[a-z0-9]+)*@([a-z0-9]*[-_]?[a-z0-9]+)+[\.][a-z]{2,3}([\.][a-z]{2})?$/i,
            message: "邮箱格式不对",
            trigger: "blur",
          },
        ],
        mobile: [
          { required: true, message: "请输入手机号", trigger: "blur" },
          {
            pattern: /^1(?:3\d|4[4-9]|5[0-35-9]|6[67]|7[013-8]|8\d|9\d)\d{8}$/,
            message: "手机号格式不对",
            trigger: "blur",
          },
        ],
      },
      userinfo: {},
      roleList: [],
      selectedRoleId: "",
    };
  },
  methods: {
    async getUserList() {
      const { data: res } = await this.$http.get("users", {
        params: this.queryInfo,
      });
      if (res.meta.status != 200)
        return this.$message.error("获取用户列表失败");
      this.userList = res.data.users;
      this.total = res.data.total;
    },
    handleSizeChange(newSize) {
      this.queryInfo.pagesize = newSize;
      this.getUserList();
    },
    handleCurrentChange(newSize) {
      this.queryInfo.pagenum = newSize;
      this.getUserList();
    },
    async userStateChange(userinfo) {
      const { data: res } = await this.$http.put(
        `users/${userinfo.id}/state/${userinfo.mg_state}`
      );
      if (res.meta.status != 200) {
        userinfo.mg_state = !userinfo.mg_state;
        return this.$message.error("更新用户状态失败");
      }
      this.$message.success("更行用户状态成功");
    },
    addDialogClose() {
      this.$refs.ruleForm.resetFields();
    },
    addUser() {
      this.$refs.ruleForm.validate(async (valid) => {
        if (!valid) return this.$message.error("验证错误");
        const { data: res } = await this.$http.post("users", this.ruleForm);
        if (res.meta.status !== 201) {
          this.$message.error("添加用户失败");
        }
        this.$message.success("添加用户成功");
        this.dialogVisible = false;
        this.getUserList();
      });
    },
    async showEditDialog(id) {
      const { data: res } = await this.$http.get(`users/${id}`);
      if (res.meta.status !== 200) return this.$message.error("查询用户失败");
      this.editDialogVisible = true;
      this.editForm = res.data;
    },
    editDialogClosed() {
      this.$refs.editFormRef.resetFields();
    },
    // 修改用户
    editUserInfo() {
      this.$refs.editFormRef.validate(async (valid) => {
        if (!valid) return;
        const { data: res } = await this.$http.put(
          `users/${this.editForm.id}`,
          { email: this.editForm.email, mobile: this.editForm.mobile }
        );
        if (res.meta.status !== 200) return this.$message.error("更新信息出错");
        this.editDialogVisible = false;
        this.getUserList();
        this.$message.success("更新用户信息成功");
      });
    },
    async open(id) {
      const confirmResult = await this.$confirm(
        "此操作将永久删除该用户, 是否继续?",
        "提示",
        {
          confirmButtonText: "确定",
          cancelButtonText: "取消",
          type: "warning",
        }
      ).catch((error) => error);
      if (confirmResult !== "confirm") return this.$message.info("已取消删除");
      const { data: res } = await this.$http.delete(`users/${id}`);
      if (res.meta.status !== 200) return this.$message.error("请求失败");
      this.$message.success("删除成功");
      this.getUserList();
    },
    async setRole(row) {
      this.userinfo = row;
      const { data: res } = await this.$http.get("roles");
      if (res.meta.status !== 200) return this.$message.error("获取角色失败");
      this.roleList = res.data;
      this.setRoledialogVisible = true;
    },
    async saveRoleInfo() {
      if (!this.selectedRoleId) {
        return this.$message.error("请选择想要分配的角色");
      }
      const { data: res } = await this.$http.put(
        `users/${this.userinfo.id}/role`,
        { rid: this.selectedRoleId }
      );
      if (res.meta.status !== 200) return this.$message.error("获取角色失败");
      this.$message.success("更新角色成功");
      this.getUserList();
      this.setRoledialogVisible = false;
    },
    setRoleDIalogClosed() {
      this.selectedRoleId = "";
      this.userinfo = {};
    },
  },
  created() {
    this.getUserList();
  },
};
</script>

<style>
</style>